Residential
Retaining wall drainage, garden bed drainage, subfloor moisture control, and French drains around footings.
AG Pipe Drainage Installation
AG pipe trenching and installation prepared to manage subsurface water around retaining walls, gardens and structures.
Clear scope. Clean result.
Good AG pipe drainage solves more than laying perforated pipe. We consider depth, gradient, outlet connection and ground conditions before machinery arrives.
For AG pipe drainage projects across Perth, our operators combine practical site experience with modern equipment and a disciplined approach to finish. You receive a clear scope, an agreed plan and communication throughout the work.
Perth AG Pipe Drainage is one part of the wider earthworks capability we bring to residential, rural, commercial and civil projects.
AG pipe (short for agricultural pipe, also known as agi pipe, AG line, or drain coil) is a flexible, corrugated plastic pipe made from high-density polyethylene. It’s laid in a trench below ground level, bedded in gravel or coarse sand, and works by collecting water as it seeps through the surrounding soil. The corrugated design gives the pipe enough flexibility to follow the natural contours of a site without needing rigid fittings at every bend.
Water enters through slots cut along the pipe wall, travels along the inside, and drains away to a discharge point—usually a stormwater pit, rubble pit, or daylight outlet at the lowest part of the site. The gravel bed surrounding the pipe does double duty as a filter, keeping soil particles out of the slots while still letting water flow through freely.
Retaining wall drainage, garden bed drainage, subfloor moisture control, and French drains around footings.
Paddock drainage for waterlogged pasture, dam overflow channels, and stock yard drainage.
Road subgrade drainage, embankment toe drains, sports field drainage, and construction site dewatering.
AG pipe manufactured in Australia is made to meet AS/NZS 2439.1, the standard covering perforated and non-perforated polyethylene drainage pipe. If you’re sourcing pipe for a council or engineering project, it’s worth double-checking the specification calls for Class 400 (SN8) or Class 1000 (SN20), depending on the load requirements involved. For projects near waterways or environmentally sensitive areas, the Australian Department of Climate Change, Energy, the Environment and Water also publishes guidance on drainage and erosion management worth reviewing before work begins.
We assess your site’s water table and soil conditions before installation, determining the right AG pipe placement and depth to manage subsurface moisture effectively.
AG pipe is installed at appropriate depth and gradient, ensuring groundwater is captured and directed away from problem areas like foundations and garden beds.
We use durable AG pipe suited to your specific drainage needs, ensuring effective water collection without premature clogging or deterioration.
We ensure AG pipe systems connect to an appropriate outlet, whether that’s stormwater, a soakage system, or another approved disposal method for collected water.
We install AG pipe drainage with care to limit disruption to existing landscaping, restoring the surface as closely to original condition as possible.
Once installed, your AG pipe system manages subsurface water effectively, helping prevent waterlogging and protecting structures and landscaping from ongoing moisture issues.
Frequently paired with Stormwater Drainage, Drainage Solutions, Soakwell Installation, Sump Pit Installation and connected preparation tasks where access, levels and clean handover matter—all part of our drainage and water management capability.
Plant and attachments are selected after access, reach, ground conditions, material volume and the required finish have been reviewed.
Requirements vary by council, property and scope. Relevant approvals, service locating and site controls must be confirmed before work begins.
What shapes the price
No two sites price the same. These are the factors that move an AG pipe drainage installation quote most.
Longer AG pipe runs or greater installation depth increase excavation time and material costs for the project.
Perth’s variable soil types can affect excavation ease and the amount of preparation needed before pipe installation.
The distance and complexity of connecting to an appropriate outlet point affects overall installation cost and time.
Areas requiring significant landscaping restoration after installation add to the overall project cost.
Capability in context
AG pipe drainage installation requires excavation, pipe supply, and connection work, and we already manage the full process ourselves. Rather than engaging separate contractors for digging and drainage installation, our team handles everything from initial trenching through to final connection. That means a properly functioning drainage system installed efficiently by one experienced team, with no delays waiting on a second company to complete the job.
Scope clarity
Subsoil drainage disappears once it is buried, so the detail belongs in writing beforehand.
Why choose us
Subsurface water problems are often invisible until they’ve already caused damage, which is why proper AG pipe installation matters so much for Perth properties. We assess your site’s water table and soil conditions before installation, determining the right pipe placement and depth to manage subsurface moisture effectively around foundations and garden beds. Our team installs at appropriate depth and gradient using quality perforated pipe suited to your specific drainage needs, ensuring effective water collection without premature clogging.
We ensure proper connection to an appropriate outlet, whether that’s stormwater or another approved disposal method, and install with care to limit disruption to existing landscaping. Because excavation and installation are handled by the same team, your project moves efficiently from digging through to a fully connected system. Having installed AG pipe drainage across numerous Perth properties dealing with persistent moisture issues, we bring the practical experience this often-overlooked drainage solution requires.
Before machinery arrives
Subsoil drainage only helps where the water actually sits. These four make sure it lands there.
Ensure the installation route is free of obstacles for excavation equipment. AG pipe installation needs a clear path along the planned trench line.
Point out any other buried services near the installation area, reducing the risk of damage during trenching work.
Flag specific locations where waterlogging or dampness occurs, helping ensure AG pipe placement actually targets the areas needing drainage.
Have details ready about where collected water should be directed, whether that’s stormwater, a soakage system, or another approved outlet.
Areas we serve
AG pipe drainage is most needed in Perth’s hills suburbs and semi-rural properties, where subsurface moisture and a higher water table cause ongoing headaches.
We install AG pipe drainage right across greater Perth.
Frequently Asked Questions
We service the Perth metropolitan area and can assess regional or rural projects by arrangement. Add your suburb to the quote request and we will confirm availability.
That depends on the scope, access and information available. Straightforward work may be assessed from plans and photographs, while complex sites usually benefit from an inspection.
Requirements vary by council, property and project scope. Confirm the applicable requirements before work begins; we can help identify questions to raise with the relevant authority.
The service range covers residential, rural, commercial and civil work. Final suitability depends on access, program, plant requirements and the confirmed project scope.